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纯猝使用VBScript来实现加密
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<% '### To encrypt/decrypt include this code in your page '### strMyEncryptedString = EncryptString(strString) '### strMyDecryptedString = DeCryptString(strMyEncryptedString) '### You are free to use this code as long as credits remain in place '### also if you improve this code let me know. Private Function EncryptString(strString) '#################################################################### '### Crypt Function (C) 2001 by Slavic Kozyuk grindkore@yahoo.com ### '### Arguments: strString <--- String you wish to encrypt ### '### Output: Encrypted HEX string ### '#################################################################### Dim CharHexSet, intStringLen, strTemp, strRAW, i, intKey, intOffSet Randomize Timer intKey = Round((RND * 1000000) + 1000000) '##### Key Bitsize intOffSet = Round((RND * 1000000) + 1000000) '##### KeyOffSet Bitsize If IsNull(strString) = False Then strRAW = strString intStringLen = Len(strRAW) For i = 0 to intStringLen - 1 strTemp = Left(strRAW, 1) strRAW = Right(strRAW, Len(strRAW) - 1) CharHexSet = CharHexSet & Hex(Asc(strTemp) * intKey) & Hex(intKey) Next EncryptString = CharHexSet & "|" & Hex(intOffSet + intKey) & "|" & Hex(intOffSet) Else EncryptString = "" End If End Function Private Function DeCryptString(strCryptString) '#################################################################### '### Crypt Function (C) 2001 by Slavic Kozyuk grindkore@yahoo.com ### '### Arguments: Encrypted HEX stringt ### '### Output: Decrypted ASCII string ### '#################################################################### '### Note this function uses HexConv() and get_hxno() functions ### '### so make sure they are not removed ### '#################################################################### Dim strRAW, arHexCharSet, i, intKey, intOffSet, strRawKey, strHexCrypData strRawKey = Right(strCryptString, Len(strCryptString) - InStr(strCryptString, "|")) intOffSet = Right(strRawKey, Len(strRawKey) - InStr(strRawKey,"|")) intKey = HexConv(Left(strRawKey, InStr(strRawKey, "|") - 1)) - HexConv(intOffSet) strHexCrypData = Left(strCryptString, Len(strCryptString) - (Len(strRawKey) + 1)) arHexCharSet = Split(strHexCrypData, Hex(intKey)) For i=0 to UBound(arHexCharSet) strRAW = strRAW & Chr(HexConv(arHexCharSet(i))/intKey) Next DeCryptString = strRAW End Function Private Function HexConv(hexVar) Dim hxx, hxx_var, multiply IF hexVar <> "" THEN hexVar = UCASE(hexVar) hexVar = StrReverse(hexVar) DIM hx() REDIM hx(LEN(hexVar)) hxx = 0 hxx_var = 0 FOR hxx = 1 TO LEN(hexVar) IF multiply = "" THEN multiply = 1 hx(hxx) = mid(hexVar,hxx,1) hxx_var = (get_hxno(hx(hxx)) * multiply) + hxx_var multiply = (multiply * 16) NEXT hexVar = hxx_var HexConv = hexVar END IF End Function Private Function get_hxno(ghx) If ghx = "A" Then ghx = 10 ElseIf ghx = "B" Then ghx = 11 ElseIf ghx = "C" Then ghx = 12 ElseIf ghx = "D" Then ghx = 13 ElseIf ghx = "E" Then ghx = 14 ElseIf ghx = "F" Then ghx = 15 End If get_hxno = ghx End Function %>纯猝使用VBScript来实现加密 |
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